Caves & Roberts. (1975). Regulating the product: Quality and variety. Ballinger.
シカゴスタイル引用形Caves , Roberts. Regulating the Product: Quality and Variety. USA: Ballinger, 1975.
MLA引用形式Caves , Roberts. Regulating the Product: Quality and Variety. Ballinger, 1975.
警告: この引用は必ずしも正確ではありません.